Steady Stitch Style A Class 15 Plastic Sides Polyester Prewound Bobbins (36/tube)
Style A bobbin with 70/2 Black continuous filament polyester to minimize lint build-up and provide consistent tension. Prewound on a one-time-use plastic core with plastic sides to minimize dust in the bobbin assembly area.
Color: Black (130yds)
Quantity: 36 per tube